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If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

Courage to fail is just as important as the will to succeed.

The Internet is a shared resource that requires collective responsibility.

真正的投資者幾乎從不被迫出售他的股票，而在所有其他時候，他可以自由地忽視當前的報價。

我寫作是為了尋找希望。